As of 25w03a, custom item textures no longer require Optifine to work. This version adapts most of the Optifine features to the new vanilla system.
New features:
- Buckets of tropical fish can now display all 4096 possible variants.
- Added resourcepack compatibility for tropical fish textures.
- Added support for Bedrock exclusive fish when renaming the tropical fish items.
- Buckets of salmon now display their different sizes.
- Buckets' water color now use a tint instead of a texture overlay.
- Minor model changes to improve visibility of some items.
- Changed pack format to 48-60 (25w03+ compatibility).
Previous features not supported yet:
- Buckets of axolotl don't display if it's a baby or low on health.
- Buckets of lava don't glow.
Original Changelog:
- Updated pack format to 15 (1.20+ compatibility)
- Changed NBT tag of axolotls in buckets to display correctly